adjust configuration

helix-editor · Jan 16, 2023 · 71a544b · 71a544b
1 parent 62ef0bc
commit 71a544b
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Showing 2 changed files with 10 additions and 3 deletions.
diff --git a/book/src/configuration.md b/book/src/configuration.md
@@ -264,9 +264,10 @@ Options for soft wrapping lines that exceed the view width
 | Key                 | Description                                                  | Default |
 | ---                 | ---                                                          | ---     |
 | `enable`            | Whether soft wrapping is enabled.                            | `false` |
-| `max-wrap`          | Maximum free space left at the end of the line.              | `20`     |
+| `max-wrap`          | Maximum free space left at the end of the line.              | `20`    |
 | `max-indent-retain` | Maximum indentation to carry over when soft wrapping a line. | `40`    |
 | `wrap-indicator`    | Text inserted before soft wrapped lines.                     | `↪ `    |
+|                     | Highlighted with `ui.virtual.wrap`.                          |         |
 
 Example:
 

diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs
@@ -1210,7 +1210,13 @@ impl Document {
         }
     }
 
-    pub fn text_format(&self, viewport_width: u16, theme: Option<&Theme>) -> TextFormat {
+    pub fn text_format(&self, mut viewport_width: u16, theme: Option<&Theme>) -> TextFormat {
+        if let Some(max_line_len) = self
+            .language_config()
+            .and_then(|config| config.max_line_length)
+        {
+            viewport_width = viewport_width.min(max_line_len as u16)
+        }
         let config = self.config.load();
         let soft_wrap = &config.soft_wrap;
         let tab_width = self.tab_width() as u16;
@@ -1224,7 +1230,7 @@ impl Document {
             viewport_width,
             wrap_indicator: soft_wrap.wrap_indicator.clone().into_boxed_str(),
             wrap_indicator_highlight: theme
-                .and_then(|theme| theme.find_scope_index_exact("ui.virtual.whitespace"))
+                .and_then(|theme| theme.find_scope_index("ui.virtual.wrap"))
                 .map(Highlight),
         }
     }